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206802152 = 23247310453
BaseRepresentation
bin11000101001110…
…00110011101000
3112102010122012222
430110320303220
5410420132102
632304253212
75060534504
oct1424706350
9472118188
10206802152
11a6809577
1259311208
1333ac944b
141d673304
151324eaa2
hexc538ce8

206802152 has 16 divisors (see below), whose sum is σ = 387947940. Its totient is φ = 103349376.

The previous prime is 206802151. The next prime is 206802199. The reversal of 206802152 is 251208602.

It can be written as a sum of positive squares in 2 ways, for example, as 167288356 + 39513796 = 12934^2 + 6286^2 .

It is a super-2 number, since 2×2068021522 = 85534260143662208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (206802151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14558 + ... + 25010.

Almost surely, 2206802152 is an apocalyptic number.

It is an amenable number.

206802152 is a deficient number, since it is larger than the sum of its proper divisors (181145788).

206802152 is a wasteful number, since it uses less digits than its factorization.

206802152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12932 (or 12928 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 206802152 is about 14380.6172329285. The cubic root of 206802152 is about 591.3596451238.

The spelling of 206802152 in words is "two hundred six million, eight hundred two thousand, one hundred fifty-two".

Divisors: 1 2 4 8 2473 4946 9892 10453 19784 20906 41812 83624 25850269 51700538 103401076 206802152